We're going to release a preview of the new WinPcap which has a new
pcap_read_ex(), which does what you're looking for.
Of course, right now it is available on Win32 only.
fulvio
Przemyslaw Karwasiecki wrote:
>
> Hello,
>
> I need to develop small application which will analyze
> sniffed traffic in the network segment, and make its finding
> available via SNMP.
>
> To do so, I was planing to use perl and Net::SNMP and Net::RawIP
> libraries, but this is not the key issue.
>
> My major problem is, how (if at all possible) use pcap in nonblocking
> mode, so my application will have main event loop processing
> in non-blocking mode, both pcap_next packets, and SNMP requests?
>
> I understand, that pcap_next is blocking. Also, there are no guarantees
> that pcap_loop (or dispatch) will timeout.
>
> So, what would be the best way to approach this issue?
>
> Thanks for your suggestions,
>
> Przemek
>
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